CN213114686U - Sluicing device suitable for foundation ditch lateral wall - Google Patents
Sluicing device suitable for foundation ditch lateral wall Download PDFInfo
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- CN213114686U CN213114686U CN202020888252.3U CN202020888252U CN213114686U CN 213114686 U CN213114686 U CN 213114686U CN 202020888252 U CN202020888252 U CN 202020888252U CN 213114686 U CN213114686 U CN 213114686U
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- side wall
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Abstract
The utility model relates to the technical field of foundation pit support, and discloses a water drainage device suitable for a foundation pit side wall, which comprises a steel pipe with a hollow structure and capable of being inserted into soil, wherein the front end of the steel pipe is provided with a tip part, the side wall of the steel pipe is provided with a plurality of water filtering holes which run through the wall thickness of the steel pipe, and the steel pipe is filled with a geotechnical water filtering material; the outer wall of steel pipe is provided with the barb, and the barb is connected and is close to the position of point portion at the steel pipe outer wall. The utility model sluices the side wall of the foundation pit by driving the steel pipe with the water filtering holes and the barbs into the soil layer of the side wall of the foundation pit, compared with the traditional sluicing holes, the utility model has the advantages of small volume, convenient manufacture, higher strength and reliable quality, can be effectively driven into the ground layers such as sand pebbles, soil layers and the like, and is not easy to deform; the geotechnical water filtering material in the inner cavity of the steel pipe can effectively prevent sand loss and can be replaced; the water drainage device is convenient to construct, few in construction procedures and capable of effectively reducing cost.
Description
Technical Field
The utility model relates to a excavation supporting technology field, concretely relates to sluicing device suitable for foundation ditch lateral wall.
Background
In the past, drainage holes on the side wall of a foundation pit are formed and implanted, and a filter bag for preventing sand loss is arranged at the bottom of a drainage pipe. The construction method has more working procedures, holes need to be formed firstly, a water filtering bag is manufactured, a water drain pipe is placed, the water drain pipe is closed, and the like, so that the manufacturing cost is higher; in the stratum like a sand layer and the like, the stratum is easy to collapse after the hole is formed, so that the construction difficulty is high; in addition, the conventional method for manufacturing the drain hole depends on the level and responsibility of a manufacturer, so that the construction quality is difficult to ensure, and the drainage effect of the drain hole cannot be effectively ensured.
SUMMERY OF THE UTILITY MODEL
Based on the problems, the utility model provides a sluicing device suitable for foundation ditch lateral wall sluices the foundation ditch lateral wall through squeezing into the steel pipe that has drainage hole and barb in the foundation ditch lateral wall soil layer, compares with traditional sluicing hole, and its is small, and the preparation is convenient, and intensity is higher, and the quality is reliable, can effectively squeeze into in stratum such as sand cobble, soil layer, non-deformable; the geotechnical water filtering material in the inner cavity of the steel pipe can effectively prevent sand loss and can be replaced; the water drainage device is convenient to construct, few in construction procedures and capable of effectively reducing cost.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a water drainage device suitable for the side wall of a foundation pit comprises a steel pipe of a hollow structure, wherein soil can be inserted into the steel pipe, the front end of the steel pipe is provided with a tip part, the side wall of the steel pipe is provided with a plurality of water filtering holes penetrating through the wall thickness of the steel pipe, and a geotechnical water filtering material is filled in the steel pipe; the outer wall of steel pipe is provided with the barb, and the barb is connected and is close to the position of point portion at the steel pipe outer wall.
Furthermore, the barb is fixedly connected with the outer wall of the steel pipe.
Furthermore, a hinge joint is fixedly connected with the outer wall of the steel pipe connected with the barb, and one end of the barb is movably connected with the outer wall of the steel pipe through the hinge joint; the gap part between the barb and the outer wall of the steel pipe is provided with a spring, and two ends of the spring are respectively fixedly connected with the barb and the outer wall of the steel pipe.
Furthermore, a rubber water stop ring is arranged at a position close to the tail of the steel pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model sluices the side wall of the foundation pit by driving the steel pipe with the water filtering holes and the barbs into the soil layer of the side wall of the foundation pit, compared with the traditional sluicing holes, the utility model has the advantages of small volume, convenient manufacture, higher strength and reliable quality, can be effectively driven into the ground layers such as sand pebbles, soil layers and the like, and is not easy to deform; the geotechnical water filtering material in the inner cavity of the steel pipe can effectively prevent sand loss and can be replaced; the water drainage device is convenient to construct, few in construction procedures and capable of effectively reducing cost.
Drawings
Fig. 1 is a schematic structural view of a drainage device suitable for a side wall of a foundation pit in embodiment 1 or 2;
FIG. 2 is a schematic structural view of the drainage device of embodiment 2 after being driven into a soil layer on the sidewall of the foundation pit;
FIG. 3 is an enlarged view of a portion A of FIG. 2
Wherein: 1. a steel pipe; 2. a tip portion; 3. water filtering holes; 4. geotechnical water filtering material; 5. a barb; 6. a hinge joint; 7. a spring; 8. a rubber water stop ring.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1:
referring to fig. 1, the water drainage device suitable for the side wall of the foundation pit comprises a steel pipe 1 which is of a hollow structure and can be inserted into soil, wherein the front end of the steel pipe 1 is provided with a tip part 2, the side wall of the steel pipe 1 is provided with a plurality of water filtering holes 3 penetrating through the wall thickness of the steel pipe 1, and a geotechnical water filtering material 4 is filled in the steel pipe 1; the outer wall of steel pipe 1 is provided with barb 5, and barb 5 is connected and is close to the position of point portion 2 at 1 outer wall of steel pipe.
In the embodiment, the steel pipe 1 with the water filtering holes 3 and the barbs 5 is obliquely and upwards driven into the soil layer of the side wall of the foundation pit, the tail part of the steel pipe 1 is slightly lower than the tip part 2 of the steel pipe 1, and the tail part of the steel pipe 1 driven into the soil layer of the side wall of the foundation pit leaks out of the side wall of the foundation pit; water in the soil layer of the side wall of the foundation pit enters the inner cavity of the steel pipe 1 through the water filtering holes 3, then is discharged out of the side wall of the foundation pit from the tail part of the steel pipe 1, and is printed in the water collecting tank through the drainage groove at the edge of the bottom of the foundation pit. The drainage of the side wall of the foundation pit is realized. The setting of barb 5 can make barb 5 stretch into in the soil layer, prevents that steel pipe 1 from taking off the pipe. Compared with the traditional water drainage hole, the steel pipe 1 with the barbs 5 and the water drainage holes 3 in the embodiment has the advantages of small volume, convenience in manufacturing, higher strength and reliable quality, can be effectively driven into the stratums such as sand pebbles, soil layers and the like, and is not easy to deform; the geotechnical water filtering material 4 in the inner cavity of the steel pipe 1 can effectively prevent sandy soil from losing, the geotechnical water filtering material in the embodiment is a geotextile filter pipe, a part of pores can be blocked by infiltrated sandy soil after the geotextile filter pipe is used for a period of time, and the geotextile filter pipe in the original steel pipe 1 can be taken out and replaced; the water drainage device is convenient to construct, few in construction procedures and capable of effectively reducing cost.
The 5 materials of barb in this embodiment are the angle steel, and barb 5 passes through welding mode fixed connection with 1 outer wall of steel pipe, easily processing.
A rubber water stop ring 8 is arranged at a position close to the tail of the steel pipe 1, the front end of the steel pipe 1 is driven into a soil layer of the side wall of the foundation pit, and the rubber water stop ring 8 is extruded on the side wall of the foundation pit, so that water on the side wall of the foundation pit can be prevented from flowing out from a gap between the steel pipe 1 and the side wall of the foundation pit; barb 5 can play spacing effect, guarantees to have certain pressure between rubber seal 8 and the foundation ditch lateral wall.
The steel pipe 1 in the embodiment adopts a phi 48 multiplied by 3.5 steel pipe 1, the length of the pipe section is 500mm, and the length of the tip part 2 is 50 mm; the barb 5 is angle steel of 6 multiplied by 1, the length is 40mm, and the distance between the tail end of the barb 5 and the outer wall of the steel pipe 1 is 15 mm; the water filtering holes 3 are a plurality of round holes with phi 8 arranged on the steel pipe 1; the rubber water stop ring 8 is 100mm away from the tail end of the steel pipe 1.
Example 2:
referring to fig. 1, 2 and 3, the water drainage device suitable for the side wall of the foundation pit comprises a steel pipe 1 which is of a hollow structure and can be inserted into soil, wherein the front end of the steel pipe 1 is provided with a tip part 2, the side wall of the steel pipe 1 is provided with a plurality of water filtering holes 3 penetrating through the wall thickness of the steel pipe 1, and the steel pipe 1 is filled with a geotechnical water filtering material 4; the outer wall of steel pipe 1 is provided with barb 5, and barb 5 is connected and is close to the position of point portion 2 at 1 outer wall of steel pipe.
The outer wall of the steel pipe 1 connected with the barb 5 is fixedly connected with a hinge joint 6, and one end of the barb 5 is movably connected with the outer wall of the steel pipe 1 through the hinge joint 6; the gap part between the barb 5 and the outer wall of the steel pipe 1 is provided with a spring 7, and two ends of the spring 7 are respectively fixedly connected with the barb 5 and the outer wall of the steel pipe 1. In the embodiment, the barb 5 is hinged with the outer wall of the steel pipe 1 through the hinge joint 6, the spring 7 is arranged in the gap between the barb 5 and the outer wall of the steel pipe 1, the barb 5 is extruded by a soil layer on the side wall of a foundation pit in the driving-in process of the steel pipe 1, the barb 5 compresses the spring 7, and the tail section of the barb 5 is close to the outer wall of the steel pipe 1, so that the driving-in of the steel pipe 1 is facilitated, and time and labor; after the driving-in is finished, under the elastic action of the spring 7, the spring 7 pushes the barb 5 to the soil layer, so that the barb 5 is fastened in the soil layer, and the steel pipe 1 is ensured not to be easily pulled out or to be naturally stripped.
Other parts in this embodiment are the same as embodiment 1, and are not described again here.
The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a sluicing device suitable for foundation ditch lateral wall, includes that can insert hollow structure's of soil steel pipe (1), its characterized in that: the front end of the steel pipe (1) is provided with a tip part (2), the side wall of the steel pipe (1) is provided with a plurality of water filtering holes (3) penetrating through the wall thickness of the steel pipe (1), and the steel pipe (1) is filled with a geotechnical water filtering material (4); the outer wall of steel pipe (1) is provided with barb (5), barb (5) are connected and are close to the position of point portion (2) at steel pipe (1) outer wall.
2. The device that sluices suitable for foundation ditch lateral wall according to claim 1, characterized by: barb (5) with steel pipe (1) outer wall fixed connection.
3. The device that sluices suitable for foundation ditch lateral wall according to claim 1, characterized by: the outer wall of the steel pipe (1) connected with the barb (5) is fixedly connected with a hinge joint (6), and one end of the barb (5) is movably connected with the outer wall of the steel pipe (1) through the hinge joint (6); barb (5) with clearance part between steel pipe (1) outer wall is provided with spring (7), two ends of spring (7) respectively with barb (5) and steel pipe (1) outer wall fixed connection.
4. The drainage device suitable for the side wall of the foundation pit as claimed in any one of claims 1 to 3, wherein: and a rubber water stop ring (8) is arranged at a position close to the tail part of the steel pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020888252.3U CN213114686U (en) | 2020-05-25 | 2020-05-25 | Sluicing device suitable for foundation ditch lateral wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020888252.3U CN213114686U (en) | 2020-05-25 | 2020-05-25 | Sluicing device suitable for foundation ditch lateral wall |
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| CN213114686U true CN213114686U (en) | 2021-05-04 |
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| CN202020888252.3U Active CN213114686U (en) | 2020-05-25 | 2020-05-25 | Sluicing device suitable for foundation ditch lateral wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914927A (en) * | 2021-10-29 | 2022-01-11 | 同济大学 | Combined film bag type gravel pasting filtering and water draining device for high-water-pressure tunnel |
-
2020
- 2020-05-25 CN CN202020888252.3U patent/CN213114686U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914927A (en) * | 2021-10-29 | 2022-01-11 | 同济大学 | Combined film bag type gravel pasting filtering and water draining device for high-water-pressure tunnel |
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